Finding the Fourth Proportional to 163.94, 226.04 and 108.63
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Solution
The fourth proportional to 163.94, 226.04 and 108.63 is: 149.78
Step by Step Solution
- Step 1: Write the proportion equation
163.94 : 226.04 = 108.63 : x - Step 2: Convert to fraction form
163.94/226.04 = 108.63/x - Step 3: Cross multiply
163.94x = 226.04 × 108.63 - Step 4: Simplify right side
163.94x = 24,554.18 - Step 5: Solve for x
x = 24,554.18/163.94 - Step 6: Final answer
x = 149.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.